Q: Is 478,404 a Prime Number?
A: No, 478,404 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 478404 can be evenly divided by 1 2 3 4 6 9 12 18 36 97 137 194 274 291 388 411 548 582 822 873 1,164 1,233 1,644 1,746 2,466 3,492 4,932 13,289 26,578 39,867 53,156 79,734 119,601 159,468 239,202 and 478,404, with no remainder.
Since 478,404 cannot be divided by just 1 and 478,404, it is not a prime number.